393346672

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{217559}}^1$

素因数の和:217680

約数の個数: 20

約数和(自身を含む): 768857040

約数和(自身を除く): 375510368

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 217559, 435118, 870236, 1740472, 3480944, 24584167, 49168334, 98336668, 196673336, 393346672]

約数ペア:

[(1, 393346672), (2, 196673336), (4, 98336668), (8, 49168334), (16, 24584167), (113, 3480944), (226, 1740472), (452, 870236), (904, 435118), (1808, 217559)]